The ICL7611DCBAZ from Renesas is a Power Operational Amplifier with Supply Voltage 18 V, Input Offset Voltage 15 to 20 mV, Input Bias Current 1 to 400 pA, Input Offset Current 0.5 to 300 pA, Input Voltage Noise 100 nV/vHz. Tags: Surface Mount, Low Power Op Amp. More details for ICL7611DCBAZ can be seen below.